#1 His clubbing and dancing lifestyle isn't just a gimmick
Rob Gronkowski is not one to turn down a good time. He's a notorious party animal, enjoying himself to the fullest at any time, whenever and wherever he wants. In fact, on an episode of MTV's Ridiculousness, Gronkowski revealed that he'd even show up to practice with a hangover once or twice.
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In a Sports Illustrated interview back in February on the red carpet of his beach party, stating that he was actually in better shape for that than he was when he was playing in the NFL.
"You gotta perform. You gotta perform in a Super Bowl, but this game is much longer. This is a six-hour party, the Super Bowl is three hours, so I'm actually in better shape coming into this than playing in the game."
Gronkowski's outgoing personality was so influential, in fact, that he was able to get his old coach, Bill Belichick to come, a man who embodies the "all work, no play" ideology.
The legendary NFL star is all about having a good time, so if he's able to bring that energy into WWE and make the best out of it, the WWE Universe may be surprised by how much they actually enjoy Gronk.